Haas, O. (1942)
The Vernay collection of Cretaceous (Albian) ammonites from Angola
in Bulletin of the American Museum of Natural History - Vol. LXXXI - American Museum of Natural History, New York

Haas, O. (1946)
Intraspecific variation in, and ontogeny of, Prionotropis woollgari and Prionocyclus wyomingensis
in Bulletin of the American Museum of Natural History - Vol. 86, art. 4 - American Museum of Natural History, New York

Haas, O. (1960)
Lower Cretaceous Ammonites from Colombia, South America
in American Museum Novitates - Number 2005 - American Museum of Natural History

Hamama, H., H. & Kassab, A., S. (1990)
Upper Cretaceous ammonites of Duwi Formation in Gabal Abu Had and Wadi Hamama, Eastern Desert, Egypt
in Journal of African Earth Sciences - Vol. 10, No. 3 - Elsevier Science Ltd

Hamilton, W., R., Wooley, A., R. & Bishop, A., C. (1974)
Les minéraux, roches et fossiles du monde entier en couleurs
Elsevier

Hancock, J., M. (1991)
Ammonites scales for the Cretaceous System
in Cretaceous Research - 12 - Academic Press Inc. (London) / Elsevier

Hancock, J., M. (2001)
A proposal for a new position for the Aptian/Albian boundary
in Cretaceous Research - 22 - Academic Press Inc. (London) / Elsevier

Hancock, J., M. (2003)
Lower sea levels in the Middle Cenomanian
in Carnets de Géologie / Notebooks on Geology - Letter 2003/02
- lien

Hancock, J., M. (2004)
The mid-Cenomanian eustatic low
in Acta Geologica Polonica - Vol. 54, n°4 - Université de Varsovie

Hancock, J., M. & Kennedy, W., J. (1993)
The high Cretaceous ammonite fauna of Tercis, Landes, France
in Bulletin de l’Institut Royal des Sciences Naturelles de Belgique - Sciences de la Terre - Vol. 63 - Institut Royal des Sciences Naturelles de Belgique

Hancock, J., M., Kennedy, W., J. & Klaumann, H. (1972)
Ammonites from the transgressive Cretaceous on the Rhenish Massif, Germany
in Palaeontology - Vol. 15, Part 3 - The Palaeontological Association
- lien

Hantzpergue, P. (1987)
Les ammonites kimméridgiennes du haut-fond d’Europe occidentale (Perisphinctidae, Aulacostephanidae, Aspidoceratidae) - Thèse de Doctorat ès Sciences Naturelles
Université de Poitiers

Hantzpergue, P., Atrops, F. & Enay, R. (1997)
Kimméridgien
in Biostratigraphie du jurassique ouest-européen et méditerranéen - Chapitre 10 - ELF Exploitation Production

Harada, K. & Tanabe, K. (2005)
Paedomorphosis in the Turonian (Late Cretaceous) collignoniceratine ammonite lineage from the north Pacific region
in Lethaia - Volume 38, Issue 1 - Wiley-Blackwell

Haug, E. (1889)
Beitrag zur kenntniss des Oberneocomen Ammonitenfauna des Puezalpe bei Corvara (Südtirol)

Haug, E. (1893)
Étude sur les ammonites des étages moyens du système Jurassique
in Bulletin de la Société Géologique de France - 3ème série, t. XX, No 5 - Société Géologique de France

Henderson, R. & McNamara, K., J. (1985)
Maastrichtian non-heteromorph ammonites from the Miria formation, Western Australia
in Palaeontology - Vol. 28, part 1 - The Palaeontological Association
- lien

Herdandez-Molina, F., J., Sandoval, J. Aguado, R., O’Dogherty, L., Comas, M., C. & Linares, A. (1990)
Olistoliths from the Middle Jurassic in Cretaceous materials of the Fardes formation. Biostratigraphy (Subbetic zone, Betic Cordillera)
in Revista de la Sociedad Geológica de España - No 4/1-2 - Sociedad Geológica de España
- lien

Hillebrandt (von), A. (1977)
Ammoniten aus dem Bajocien (Jura) von Chile (Südamerika). Neue Arten der Gattungen Stephanoceras und Domeykoceras n. gen. (Stephanoceratidae)
in Mitt. Bayer. Staatsslg. Paläont. hist. Geol. - No 17

Hillebrandt (von), A. & Gröschke, M. (1995)
Ammoniten aus dem Callovium/Oxfordium-Grenzbereich von Nordchile
in Berliner Geowiss. Abh. - (A) 169, 40 S.

Hillebrandt (Von.), A. (2006)
Ammoniten aus dem Pliensbachium (Carixium und Domerium) von Südamerika
in Revue de Paléobiologie - Vol. 25, No 1 - Muséum d’Histoire Naturelle de la ville de Genève
- lien

Hirano, H. (1982)
Cretaceous biostratigraphy and ammonites in Hokkaido, Japan
in Proc. Geol. Ass. - Vol. 93, Part. 2 - Geologists’ Association, London

Hoedemaeker, P., J. (1994)
Ammonite distribution around the Hauterivian-Barremian boundary along the Rio Argos (Caravaca, Spain)
in Géologie Alpine - Mémoire H.S. n°20 - Lower Cretaceous cephalopod biostratigraphy of the Western Tethys: recent developments, regional synthesis and outstanding problems - Lab. de Géologie - Université Grenoble I

Hoedemaker, P., J. (1994)
The Berriasian stage: a review
in Géologie Alpine - Mémoire H.S. n°20 - Lower Cretaceous cephalopod biostratigraphy of the Western Tethys: recent developments, regional synthesis and outstanding problems - Lab. de Géologie - Université Grenoble I

Hoedemaker, P., J. & alii (2003)
Report on the 1st International Workshop of the IUGS Lower Cretaceous Ammonite Working Group, the "Kilian Group" (Lyon, 11 July 2002)
in Cretaceous Research - 24 - Academic Press Inc. (London) / Elsevier

Hoffmann, R. (2010)
New insights on the phylogeny of the Lytoceratoidea (Ammonitina) from the septal lobe and its functional interpretation
in Revue de Paléobiologie - Vol. 29, No. 1 - Muséum d’Histoire Naturelle de la ville de Genève
- lien

Hoffmann, R. (2015)
Part L, Revised, Volume 3B, Chapter 3: Lytoceratoidea
in Treatise Online - No 70 - Paleontological Institute, University of Kansas
- lien

Holbecq, A. & Lebrun, P. (2012)
La Pointe aux Oies et la Pointe de La Rochette : falaises jurassiques fossilifères du Boulonnais
in Fossiles - No 11 - Editions du Piat

Hongfu, Y., Kexin, Z., Jinnan, T., Zunyi, Y. & Shunbao, W. (2001)
The Global Stratotype Section and Point (GSSP) of the Permian-Triassic Boundary
in Épisodes - Vol. 24, No. 2
- lien

Houša, V. (1967)
Lewesiceras Spath (Pachydiscidae, Ammonoidea) from the Turonian of Bohemia
in Sborník geologických věd - řada P . sv. 9 - Česká geologická služby

House, M., R. & Senior, J., R. (1981)
The Ammonoidea - Systematics Association Special Volume No. 18
Academic Press, London and New York

Howarth, M. (2013)
Part L, Revised, Volume 3B, Chapter 4: Psiloceratoidea, Eodoceratoidea, Hildoceratoidea.
in Treatise Online - No 57 - Paleontological Institute, University of Kansas
- lien

Howarth, M., K. (1978)
The stratigraphy and ammonite fauna of the Upper Lias of Northamptonshire
in Bulletin Natural History Museum London (Geol.) - Vol 29 No 3 - The Natural History Museum

Howarth, M., K. (1985)
Cenomanian and Turonian ammonites from the Novo Redondo area, Angola
in Bulletin Natural History Museum London (Geol.) - Vol 39, No 2 - The Natural History Museum
- lien

Howarth, M., K. (1992)
The Ammonite family Hildoceratidae in the Lower Jurassic of Britain
in Monograph of the Palaeontographical Society - The Palaeontographical Society - London

Howarth, M., K. (2017)
Part L, Revised, Volume 3B, Chapter 6: Systematic Descriptions of the Stephanoceratoidea and Spiroceratoidea
in Treatise Online - Nb 84 - Paleontological Institute, University of Kansas
- lien

Howarth, M., K. & Donovan, D., T. (1964)
Ammonites of the liassic family Juraphyllitidae in Britain
in Palaeontology - Vol. 7, part 2 - The Palaeontological Association
- lien

Hyatt, A. (1903)
Pseudoceratites of the Cretaceous
in Monographs of the United States Geological Survey - Volume XLIV - United States Geological Survey - Department of the Interior